HR1952

Altitude: 20.9° Azimuth: 239.1° Direction: West-South-West

HR1952 is a variable sub-giant star in the constellation of Orion.

HR1952 visual magnitude is 4.95. Because of its moderate brightness, HR1952 should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about HR1952:

Color of HR1952 ⬤

Magnitude of HR1952 4.95

Class Sub-giant

VISIBILITY RIGHT NOW

HR1952 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 20.9°
Azimuth: 239.1°
Direction: West-South-West

Celestial coordinates and finder chart of HR1952

HR1952 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR1952 are provided in the following table:

Right Ascension J2000 05h 40m 50s

Declination J2000 -01° 07’ 44”

Galactic Longitude 205.71°

Galactic Latitude -16.19°

Constellation Orion

The simplified sky map below shows the position of HR1952 in the sky:

Simplified finder chart for HR1952.

Visibility of HR1952 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's HR1952 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 91.1° RISE 0:17

Max altitude: 37.4° TRANSIT 6:13

Azimuth: 268.9° SET 12:06

Digitized Sky Survey image of HR1952

The image below is a photograph of HR1952 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR1952 is -0.012 arcsec per year in Right Ascension and -0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR1952. The red arrow shows the motion of HR1952 during the next 10000 years (-2.00 arcmin in Right Ascension and -1.00 arcmin in declination);

Distance of HR1952 from the Sun and relative movement

HR1952 is distant 2,089.74 light years from the Sun and it is moving far from the Sun at the speed of 26 kilometers per second.

Distance (parsec) 641.03 pc

Distance (light year) 2,089.74 ly

Heliocentric radial velocity 26 km/s

Proper Motion RA -0.012 arcsec/year

Proper Motion Dec -0.006 arcsec/year

Spectral properties of HR1952

HR1952 belongs to spectral class B2 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude -4.08

Spectral Type B2IV

Color Index (B-V) -0.21

Temperature of HR1952 13831K

The red dot in the diagram below shows where HR1952 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR1952. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR1952

Henry Draper Catalogue HD37756

SAO Catalogue SAO132445

Hipparcos Catalogue HIP26736

Durchmusterung Catalogue BD-01 1004

General Catalogue of Variable Stars 2556

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In Evidence

Other stars in Orion